#include <iostream>
using namespace std;

int main() {
	int x = 5;
	int y = 6;
	const int *a = &x;
	// loi a khong duoc thay doi gia tri cua x //*a = 10;
	a = &y;
	int * const b = &x;
	*b = 5;
	// loi khong duoc phep thay doi gia tri cua b// b = &y;
	system("pause");
	return 0;
}